Packetizer Forums

General Discussion on Multimedia Signaling Standards
Discussion related to multimedia signaling that does not fit into any of the other forums

H.248 and Media Gateway Control Protocol (MGCP)
Discussion related to H.248 / Media Gateway Control Protocol (MGCP/MEGACO)

eXtensible Messaging and Presence Protocol (XMPP)
Discussion related to XMPP (aka, Jabber), including instant messaging, presence, and Jingle (for voice/video)

H.320 / ISDN-based Videoconferencing
Discussion related to the H.320 standard for ISDN-based videoconferencing

H.323 / Packet-Switched Multimedia Systems
Discussion related to the ITU-T Recommendation H.323

H.324 / Videoconferencing over low bit-rate connections
Discussion related to the H.324 standard for audio/video communication over low bit-rate connections, including 3G mobile phones

H.325 / Advanced Multimedia System (AMS)
Discussion related to H.325 / Advanced Multimedia System (AMS)

IMS / IP Multimedia Subsystem
Discussion related to the 3GPP's IP Multimedia Subsystem (IMS)

WebRTC
This group is for discussing real-time voice and video communications that are implemented within a web browser.

Session Description Protocol (SDP)
Discussion related to the Session Description Protocol

Session Initiation Protocol (SIP)
Discussion related to the Session Initiation Protocol

SIP / H.323 Interworking
Discussion related to SIP / H.323 interworking issues

T.38 / Fax over IP (FoIP) and V.150-series / Modem over IP (MoIP)
Discussion related to the T.38 standard for transmitting Fax over IP (FoIP) and Modem over IP (MoIP)

H.323 Global Network
Discussion related to the H.323 Global Network, including end-user questions, client development and requirements, service provider requirements, and device configuration.

Videoconferencing Service Providers
Discussion related to videoconferencing/telepresence service providers, including enterprise connectivity and room rentals

Voice Termination Services
Discussion related to voice termination services, including offers for voice termination services, issues with service providers, and finding services

VoIP Service Providers for End Users
Discussion of VoIP services provided to end-users, including Skype, Vonage, MagicJack, and Packet8.

General Discussion on Product Development and Deployment
General discussion on product development and deployment that is not covered by another forum, including vendor interoperability issues

IP Phones
Questions and comments related to IP phones, including end-user questions, troubleshooting, and development

Gateways
Discussion related to gateway devices, including SIP, H.323, MGCP, and H.248 gateways

H.323 Gatekeepers
Discussion related to the development and deployment of H.323 Gatekeepers

Multipoint Control Units (MCUs)
Discussion related to Multipoint Control Units (MCUs), including implementation and deployment

NAT/Firewall Traversal
Discussion related to issues with NAT/Firewall traversal for all protocols and systems

Network Issues
Discussion for network-related multimedia communication development and deployment issues (excluding NAT/Firewall issues)

Session Border Controllers
Discussion related to Session Border Controllers (SBCs), including implementation and deployment

SIP Proxies
Discussion related to the development and deployment of SIP proxies

Softphones
Discussion related to the development and deployment of softphones

Softswitch and IP PBX Systems
Discussion related to softswitch and IP PBX systems, including call managers, session managers, and SIP B2BUAs (excluding SBCs)

Test Equipment
Discussion related to the development, deployment, and use of test equipment for multimedia communication systems

Videoconferencing/Telepresence Endpoints
Discussion related to end-user videoconferencing/Telepresence terminals, including implementation and deployment

Audio Codecs
Discussion of voice codecs, including G.711, G.723.1, G.729, and iLBC

Video Codecs
Discussion of various video codecs, including H.261, H.262, H.263, and H.264

Real-time Transport Protocol (RTP)
Discussion of Real-time Transport Protocol (RTP), Secure RTP (SRTP), and the transport of media over DTLS

Audio/Video Implementation Techniques
Discussion related to Audio/Video Implementation techniques for IP communication, including Forward Error Correction (FEC), Packet-Loss Concealment (PLC), Comfort Noise (CN), jitter buffer management, and delay issues

Quality of Service
Discussion related to implementation issues of Quality of Service mechanisms, including RSVP and DiffServ

Miscellaneous Open Source
This forum is for discussing open source projects related to multimedia communication (VoIP, video conferencing, instant messaging, etc.) that are not already categorized.

Ekiga
Discussion related to Ekiga (formerly GnomeMeeting), the open source H.323 and SIP-based client for Linux found at http://www.ekiga.org/.

GNU Gatekeeper (GnuGk)
Discussion related to the GnuGK product from http://www.gnugk.org.

H.323 Plus
Discussion related to implementation and use of the H.323 Plus H.323 stack at http://www.h323plus.org.

MyPhone
Discussion related to the MyPhone project from http://sourceforge.net/projects/myphone/.

OpenMCU
Discussion on the OpenMCU product.

Opal
Discussion related to the Opal open source H.323 and SIP stack.

OpenSIPS
Discussion related to the OpenSIPS (formerly OpenSER) project at http://www.opensips.org/.

pjsip
Discussion related to the pjsip SIP stack from http://www.pjsip.org/.

sipXecs
Discussion related to sipXecs from SIP Foundary (http://www.sipfoundry.org/).

XMeeting
Discussion related to XMeeting, the open source H.323 client for the Mac (http://xmeeting.sourceforge.net/).